Home / 10,360.20-15,542.58-3,786.36

Finding the Fourth Proportional to 10,360.20, 15,542.58 and 3,786.36

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Solution

The fourth proportional to 10,360.20, 15,542.58 and 3,786.36 is: 5,680.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,360.20 : 15,542.58 = 3,786.36 : x
  2. Step 2: Convert to fraction form
    10,360.20/15,542.58 = 3,786.36/x
  3. Step 3: Cross multiply
    10,360.20x = 15,542.58 × 3,786.36
  4. Step 4: Simplify right side
    10,360.20x = 58,849,803.21
  5. Step 5: Solve for x
    x = 58,849,803.21/10,360.20
  6. Step 6: Final answer
    x = 5,680.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.